♻️ Optimize message data structure

lib/database/message.dart

@@ -1,7 +1,41 @@
+import 'dart:convert';
+
 import 'package:drift/drift.dart';
 import 'package:island/models/chat.dart';
 import 'package:island/models/file.dart';
 
+class MapConverter extends TypeConverter<Map<String, dynamic>, String> {
+  const MapConverter();
+
+  @override
+  Map<String, dynamic> fromSql(String fromDb) => json.decode(fromDb);
+
+  @override
+  String toSql(Map<String, dynamic> value) => json.encode(value);
+}
+
+class ListStringConverter extends TypeConverter<List<String>, String> {
+  const ListStringConverter();
+
+  @override
+  List<String> fromSql(String fromDb) => List<String>.from(json.decode(fromDb));
+
+  @override
+  String toSql(List<String> value) => json.encode(value);
+}
+
+class ListMapConverter
+    extends TypeConverter<List<Map<String, dynamic>>, String> {
+  const ListMapConverter();
+
+  @override
+  List<Map<String, dynamic>> fromSql(String fromDb) =>
+      List<Map<String, dynamic>>.from(json.decode(fromDb));
+
+  @override
+  String toSql(List<Map<String, dynamic>> value) => json.encode(value);
+}
+
 class ChatMessages extends Table {
   TextColumn get id => text()();
   TextColumn get roomId => text()();
@@ -11,7 +45,24 @@ class ChatMessages extends Table {
   TextColumn get data => text()();
   DateTimeColumn get createdAt => dateTime()();
   IntColumn get status => intEnum<MessageStatus>()();
-  BoolColumn get isRead => boolean().withDefault(const Constant(false))();
+  BoolColumn get isDeleted =>
+      boolean().nullable().withDefault(const Constant(false))();
+  DateTimeColumn get updatedAt => dateTime().nullable()();
+  DateTimeColumn get deletedAt => dateTime().nullable()();
+  TextColumn get type => text().withDefault(const Constant('text'))();
+  TextColumn get meta =>
+      text().map(const MapConverter()).withDefault(const Constant('{}'))();
+  TextColumn get membersMentioned =>
+      text()
+          .map(const ListStringConverter())
+          .withDefault(const Constant('[]'))();
+  DateTimeColumn get editedAt => dateTime().nullable()();
+  TextColumn get attachments =>
+      text().map(const ListMapConverter()).withDefault(const Constant('[]'))();
+  TextColumn get reactions =>
+      text().map(const ListMapConverter()).withDefault(const Constant('[]'))();
+  TextColumn get repliedMessageId => text().nullable()();
+  TextColumn get forwardedMessageId => text().nullable()();
 
   @override
   Set<Column> get primaryKey => {id};